326291 (1998 HM3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0621867379 ± 4.31e-08
Semi-major axis (a)1.2465886492 AU ± 8.71e-10
Inclination (i)39.33002176° ± 9.32e-06
Long. of Asc. Node (Ω)210.80106474° ± 2.12e-06
Arg. of Perihelion (ω)137.08258612° ± 2.69e-05
Mean Anomaly (M)166.39727485° ± 2.55e-05
Mean Motion (n)0.7081536925°/day ± 7.42e-10
Perihelion dist (q)1.16906737 AU ± 5.37e-08
Aphelion dist (Q)1.32410993 AU ± 5.37e-08
Orbital Period1.39182538 yr ± 1.46e-09
Physical Parameters
H (abs. magnitude)19.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.420″
Uncertainty0
Orbit TypeAmor
MOID0.190826 AU
Observations Used525
Oppositions7
Arc Total1998-2023
First Observation Used1998-04-21
Last Observation Used2023-06-01
Observations (666)
Date Type RA Dec Mag Band Observatory
2023-04-15 01:52:18 C 11 24 42.619 -31 49 48.50 V W68
2023-04-15 01:56:54 C 11 24 42.540 -31 49 29.57 V W68
2023-04-15 02:36:57 C 11 24 42.134 -31 46 42.35 V W68
2023-04-16 21:33:30 C 11 24 38.004 -28 44 01.18 V M22
2023-04-16 21:37:32 C 11 24 37.978 -28 43 43.57 V M22
2023-04-16 21:45:58 C 11 24 37.913 -28 43 07.57 V M22
2023-04-16 22:00:07 C 11 24 37.882 -28 42 06.12 V M22
2023-04-21 05:45:54 C 11 25 18.779 -21 08 39.77 V 703
2023-04-21 05:53:38 C 11 25 18.847 -21 08 05.50 V 703
2023-04-21 06:01:22 C 11 25 18.908 -21 07 31.22 V 703
2023-04-21 06:09:06 C 11 25 18.898 -21 06 57.02 V 703
2023-04-22 02:46:35 C 11 25 35.287 -19 35 47.51 V W68
2023-04-22 02:52:34 C 11 25 35.318 -19 35 20.90 V W68
2023-04-22 03:00:34 C 11 25 35.388 -19 34 45.88 V W68
2023-04-22 03:15:55 C 11 25 35.477 -19 33 38.52 V W68
2023-04-23 15:22:15 C 11 26 10.728 -16 55 55.34 V N31
2023-04-23 15:56:09 C 11 26 11.105 -16 53 28.32 V N31
2023-04-23 16:28:47 C 11 26 11.422 -16 51 06.01 V N31
2023-04-24 03:08:03 C 11 26 22.738 -16 04 21.18 V W68
2023-04-24 03:12:38 C 11 26 22.810 -16 04 01.02 V W68
2023-04-24 03:20:32 C 11 26 22.884 -16 03 27.07 V W68
2023-04-24 03:34:55 C 11 26 23.124 -16 02 24.40 V W68
2023-04-24 06:04:12 C 11 26 27.148 -15 51 57.24 U F52
2023-04-24 06:20:56 C 11 26 27.361 -15 50 45.12 U F52
2023-04-24 06:54:29 C 11 26 27.780 -15 48 19.90 U F52
2023-04-25 05:33:03 C 11 26 54.467 -14 10 44.18 V 703
2023-04-25 05:40:38 C 11 26 54.528 -14 10 12.61 V 703
2023-04-25 05:48:14 C 11 26 54.665 -14 09 38.74 V 703
2023-04-25 05:55:49 C 11 26 54.712 -14 09 05.94 V 703
2023-04-28 04:15:21 C 11 28 38.255 -09 13 40.98 V 703
2023-04-28 04:18:23 C 11 28 38.219 -09 13 28.56 V 703
2023-04-28 04:19:54 C 11 28 38.312 -09 13 22.30 V 703
2023-04-28 19:58:17 B 11 29 04.49 -08 09 46.9 Z M45
2023-04-28 20:01:52 B 11 29 04.57 -08 09 32.5 Z M45
2023-04-28 20:05:18 B 11 29 04.68 -08 09 18.2 Z M45
2023-04-28 21:35:22 B 11 29 06.87 -08 03 13.1 Z M45
2023-04-28 21:38:57 B 11 29 06.94 -08 02 59.5 Z M45
2023-04-28 21:42:21 B 11 29 07.02 -08 02 46.0 Z M45
2023-04-29 02:01:33 C 11 29 15.082 -07 44 52.58 V W68
2023-04-29 02:06:55 C 11 29 15.199 -07 44 31.27 V W68
2023-04-29 02:14:48 C 11 29 15.386 -07 43 59.77 V W68
2023-04-29 02:32:01 C 11 29 15.797 -07 42 50.26 V W68
2023-04-29 20:55:55 B 11 29 48.78 -06 29 57.5 Z M45
2023-04-29 21:00:14 B 11 29 48.82 -06 29 39.5 Z M45
2023-04-29 21:04:19 B 11 29 48.91 -06 29 23.6 Z M45
2023-04-29 21:46:22 B 11 29 50.05 -06 26 37.5 Z M45
2023-04-29 21:50:42 B 11 29 50.16 -06 26 20.6 Z M45
2023-04-29 21:54:45 B 11 29 50.24 -06 26 04.8 Z M45
2023-05-15 05:03:35 C 11 45 37.879 +12 50 04.06 V V00
2023-05-15 05:10:46 C 11 45 38.221 +12 50 20.83 V V00